Polar Bears May Soon become Extinct Due to Plane Travel
Melting summer sea ice makes it harder for polar bears for hunt seals and other prey. Some researchers think if the world doesn't do more to cut its carbon emissions, all summer Arctic sea ice will be gone by 2040.
(Picture: NTB Scanpix)
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/cdn4.vogel.de/infinity/white.jpg "Melting summer sea ice makes it harder for polar bears for hunt seals and other prey. Some researchers think if the world doesn't do more to cut its carbon emissions, all summer Arctic sea ice will be gone by 2040.")
